Pi-Hole Web 4.3.2 DHCP code injection

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Pi-Hole Web 4.3.2. This vulnerability affects unknown code of the component DHCP Handler. Such manipulation leads to code injection. This vulnerability is documented as CVE-2020-8816. The attack can be executed remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability was found in Pi-Hole Web 4.3.2. It has been rated as critical. Affected by this issue is some unknown functionality of the component DHCP Handler. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Pi-hole Web v4.3.2 (aka AdminLTE) allows Remote Code Execution by privileged dashboard users via a crafted DHCP static lease.

The weakness was released 05/29/2020 as File 157861/Pi- (Packetstorm). The advisory is available at packetstormsecurity.com. This vulnerability is handled as CVE-2020-8816 since 02/10/2020. The exploitation is known to be easy. The attack may be launched remotely. A simple authentication is required for exploitation. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1059 by the MITRE ATT&CK project.

The exploit is available at packetstormsecurity.com. It is declared as attacked. This issue was added on 12/10/2021 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 06/10/2022:

Apply updates per vendor instructions.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (48727). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 7.0

VulDB Base Score: 4.7
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CNA Base Score: 9.1
CNA Vector (MITRE): 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/10/2020 🔍
05/29/2020 +109 days 🔍
05/30/2020 +1 days 🔍
03/14/2025 +1749 days 🔍

Sourcesinfo

Advisory: File 157861/Pi-
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-8816 (🔍)
GCVE (CVE): GCVE-0-2020-8816
GCVE (VulDB): GCVE-100-155906
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/30/2020 11:15
Updated: 03/14/2025 17:56
Changes: 05/30/2020 11:15 (37), 05/30/2020 11:20 (17), 10/21/2020 08:20 (1), 10/21/2020 08:25 (1), 04/22/2024 10:10 (27), 06/26/2024 18:10 (2), 09/16/2024 16:57 (2), 02/05/2025 05:15 (12), 03/14/2025 17:56 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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